@ledgerhq/coin-celo
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108 lines • 4.77 kB
JavaScript
import { AmountRequired, FeeNotLoaded, InvalidAddress, InvalidAddressBecauseDestinationIsAlsoSource, NotEnoughBalance, RecipientRequired, } from "@ledgerhq/errors";
import { BigNumber } from "bignumber.js";
import { isValidAddress } from "@celo/utils/lib/address";
import { getPendingStakingOperationAmounts, getVote } from "../logic";
import { CeloAllFundsWarning } from "../errors";
import { celoKit } from "../network/sdk";
import { findSubAccountById } from "@ledgerhq/coin-framework/account/index";
const kit = celoKit();
// Arbitrary buffer for paying fees of next transactions. 0.05 Celo for ~100 transactions
const FEES_SAFETY_BUFFER = new BigNumber(5000000000000000);
export const getTransactionStatus = async (account, transaction) => {
const errors = {};
const warnings = {};
const useAllAmount = !!transaction.useAllAmount;
if (account.freshAddress === transaction.recipient) {
errors.recipient = new InvalidAddressBecauseDestinationIsAlsoSource();
}
if (!transaction.fees || !transaction.fees.gt(0)) {
errors.fees = new FeeNotLoaded();
}
const pendingOperationAmounts = getPendingStakingOperationAmounts(account);
const lockedGold = await kit.contracts.getLockedGold();
const nonvotingLockedGoldBalance = await lockedGold.getAccountNonvotingLockedGold(account.freshAddress);
// Deduct pending vote operations from the non-voting locked balance
const totalNonVotingLockedBalance = nonvotingLockedGoldBalance.minus(pendingOperationAmounts.vote);
// Deduct pending lock operations from the spendable balance
const totalSpendableBalance = account.spendableBalance.minus(pendingOperationAmounts.lock);
const estimatedFees = transaction.fees || new BigNumber(0);
const tokenAccount = findSubAccountById(account, transaction.subAccountId || "");
const isTokenTransaction = tokenAccount?.type === "TokenAccount";
let amount = new BigNumber(0);
if (useAllAmount && (transaction.mode === "unlock" || transaction.mode === "vote")) {
amount = totalNonVotingLockedBalance ?? new BigNumber(0);
}
else if (useAllAmount && transaction.mode === "revoke") {
const revoke = getVote(account, transaction.recipient, transaction.index);
if (revoke?.amount)
amount = revoke.amount;
}
else if (useAllAmount) {
amount = isTokenTransaction
? tokenAccount.spendableBalance
: totalSpendableBalance.minus(estimatedFees);
}
else {
amount = new BigNumber(transaction.amount);
}
if (amount.lt(0))
amount = new BigNumber(0);
if ((account.celoResources?.lockedBalance.gt(0) ||
!!account.celoResources?.pendingWithdrawals?.length) &&
(transaction.useAllAmount || totalSpendableBalance.minus(amount).lt(FEES_SAFETY_BUFFER)) &&
["send", "lock"].includes(transaction.mode)) {
warnings.amount = new CeloAllFundsWarning();
}
if (!["register", "withdraw", "activate"].includes(transaction.mode)) {
if (amount.lte(0) && !useAllAmount) {
errors.amount = new AmountRequired();
}
}
const totalSpent = amount.plus(estimatedFees);
if (transaction.mode === "unlock" || transaction.mode === "vote") {
if (!errors.amount && totalNonVotingLockedBalance && amount.gt(totalNonVotingLockedBalance)) {
errors.amount = new NotEnoughBalance();
}
}
else if (transaction.mode === "revoke") {
const revoke = getVote(account, transaction.recipient, transaction.index);
if (!errors.amount && revoke?.amount && amount.gt(revoke.amount))
errors.amount = new NotEnoughBalance();
}
else {
if (!errors.amount && totalSpent.gt(totalSpendableBalance)) {
errors.amount = new NotEnoughBalance();
}
}
if (!errors.amount && totalSpendableBalance.lt(estimatedFees)) {
errors.amount = new NotEnoughBalance();
}
if (transaction.mode === "send") {
if (!transaction.recipient && !errors.recipient) {
errors.recipient = new RecipientRequired();
}
else if (!isValidAddress(transaction.recipient) && !errors.recipient) {
errors.recipient = new InvalidAddress("", {
currencyName: account.currency.name,
});
}
if (isTokenTransaction) {
return {
errors,
warnings,
estimatedFees,
amount,
totalSpent: amount,
};
}
}
return {
errors,
warnings,
estimatedFees,
amount,
totalSpent,
};
};
export default getTransactionStatus;
//# sourceMappingURL=getTransactionStatus.js.map